Bump robolectric from 4.1 to 4.3
Bump robolectric from 4.1 to 4.3

Bumps [robolectric](https://github.com/robolectric/robolectric) from 4.1 to 4.3.
- [Release notes](https://github.com/robolectric/robolectric/releases)
- [Commits](https://github.com/robolectric/robolectric/compare/robolectric-4.1...robolectric-4.3)

Signed-off-by: dependabot-preview[bot] <5bdcd3c0d4d24ae3e71b3b452a024c6324c7e4bb@dependabot.com>
pwittchen/prefser,pwittchen/prefser